<template>
<div class="box">
  <div class="top"></div>
  <div class="center"></div>
  <div class="bottom"></div>
</div>
</template>

<style>
.box{
  width: 100rem;
  background: red;
    display: flex;
}
.top{
  height: 1.173333rem;
  width: 10rem;
  background: blue;
}
</style>
